Table of Contents

TMS FNC Combo Box Guides

TTMSFNCComboBox is a drop-down selection control backed by TTMSFNCTreeView. It supports HTML-formatted item text, editable and list-only styles, type-ahead autocomplete, and a configurable drop-down height. Use it wherever you need a richer combobox than the standard VCL/FMX TComboBox.

Topics

Topic Use when
Items and autocomplete You need to populate items, support typed search, tune drop-down behavior, or react to selection.

Key properties

Property Purpose
Items / AddItem Build the item list at design time or in code.
ItemIndex The index of the currently selected item.
Style csDropDown (editable) or csDropDownList (pick-only).
AutoComplete Autocomplete typed text against the item list.
AutoDropDown Open the drop-down automatically while typing.
DropDownCount Maximum visible items before scrolling.
OnItemSelected Fires when the user picks an item.

See also